Experiment - Homeostasis 4A & 4B Report

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Experiment 4A - Beetroot Experiment


Observations

Solution
 Prediction
 Observation
A - 4ml of Water
 The solution will remain quite clear
 The solution remained quite clear
B - 25% Alcohol
 The solution will turn a bit pink
 The solution turned a light pink
C - 50% Alcohol
 The solution will turn a light pink
 The solution turned dark pink
D - Hot Water
 The solution will turn pink
 The solution turned a but pink
E - 4ml of Water
(Beetroot chopped up)
 The solution will turn dark pink
 The solution turned pink

Results





Experiment 4B - Agar Experiment


Results

No. of pieces of agar cubes
 Length (cm)
 Surface area (cm2)
 Volume (cm3)
 Surface area to volume ratio
1
 2
 24
 8
 3:1
8
 1
 48
 8
 6:1
64
 0.5
 96
 8
 12:1